codec2: libgav1 integration part 1

This CL contains stuff that are pretty much copied over from the
libaom component. It makes it easier to review the series of CLs.

All the libgav1 specific functions will follow in a subsequent CL.

Test: all AV1 CTS tests still pass.
Bug: 131989882
Bug: 130249450
Merged-In: Iaafbf5379577bd42c7de64c7ec96d5b0fbb45b18
Change-Id: Iaafbf5379577bd42c7de64c7ec96d5b0fbb45b18
diff --git a/media/codec2/components/gav1/C2SoftGav1Dec.cpp b/media/codec2/components/gav1/C2SoftGav1Dec.cpp
new file mode 100644
index 0000000..f6dd14a
--- /dev/null
+++ b/media/codec2/components/gav1/C2SoftGav1Dec.cpp
@@ -0,0 +1,316 @@
+/*
+ * Copyright (C) 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+//#define LOG_NDEBUG 0
+#define LOG_TAG "C2SoftGav1Dec"
+#include "C2SoftGav1Dec.h"
+
+#include <C2Debug.h>
+#include <C2PlatformSupport.h>
+#include <SimpleC2Interface.h>
+#include <log/log.h>
+#include <media/stagefright/foundation/AUtils.h>
+#include <media/stagefright/foundation/MediaDefs.h>
+
+namespace android {
+
+// TODO(vigneshv): This will be changed to c2.android.av1.decoder once this
+// component is fully functional.
+constexpr char COMPONENT_NAME[] = "c2.android.gav1.decoder";
+
+class C2SoftGav1Dec::IntfImpl : public SimpleInterface<void>::BaseParams {
+ public:
+  explicit IntfImpl(const std::shared_ptr<C2ReflectorHelper> &helper)
+      : SimpleInterface<void>::BaseParams(
+            helper, COMPONENT_NAME, C2Component::KIND_DECODER,
+            C2Component::DOMAIN_VIDEO, MEDIA_MIMETYPE_VIDEO_AV1) {
+    noPrivateBuffers();  // TODO: account for our buffers here.
+    noInputReferences();
+    noOutputReferences();
+    noInputLatency();
+    noTimeStretch();
+
+    addParameter(DefineParam(mAttrib, C2_PARAMKEY_COMPONENT_ATTRIBUTES)
+                     .withConstValue(new C2ComponentAttributesSetting(
+                         C2Component::ATTRIB_IS_TEMPORAL))
+                     .build());
+
+    addParameter(
+        DefineParam(mSize, C2_PARAMKEY_PICTURE_SIZE)
+            .withDefault(new C2StreamPictureSizeInfo::output(0u, 320, 240))
+            .withFields({
+                C2F(mSize, width).inRange(2, 2048, 2),
+                C2F(mSize, height).inRange(2, 2048, 2),
+            })
+            .withSetter(SizeSetter)
+            .build());
+
+    addParameter(DefineParam(mProfileLevel, C2_PARAMKEY_PROFILE_LEVEL)
+                     .withDefault(new C2StreamProfileLevelInfo::input(
+                         0u, C2Config::PROFILE_AV1_0, C2Config::LEVEL_AV1_2_1))
+                     .withFields({C2F(mProfileLevel, profile)
+                                      .oneOf({C2Config::PROFILE_AV1_0,
+                                              C2Config::PROFILE_AV1_1}),
+                                  C2F(mProfileLevel, level)
+                                      .oneOf({
+                                          C2Config::LEVEL_AV1_2,
+                                          C2Config::LEVEL_AV1_2_1,
+                                          C2Config::LEVEL_AV1_2_2,
+                                          C2Config::LEVEL_AV1_3,
+                                          C2Config::LEVEL_AV1_3_1,
+                                          C2Config::LEVEL_AV1_3_2,
+                                      })})
+                     .withSetter(ProfileLevelSetter, mSize)
+                     .build());
+
+    mHdr10PlusInfoInput = C2StreamHdr10PlusInfo::input::AllocShared(0);
+    addParameter(
+        DefineParam(mHdr10PlusInfoInput, C2_PARAMKEY_INPUT_HDR10_PLUS_INFO)
+            .withDefault(mHdr10PlusInfoInput)
+            .withFields({
+                C2F(mHdr10PlusInfoInput, m.value).any(),
+            })
+            .withSetter(Hdr10PlusInfoInputSetter)
+            .build());
+
+    mHdr10PlusInfoOutput = C2StreamHdr10PlusInfo::output::AllocShared(0);
+    addParameter(
+        DefineParam(mHdr10PlusInfoOutput, C2_PARAMKEY_OUTPUT_HDR10_PLUS_INFO)
+            .withDefault(mHdr10PlusInfoOutput)
+            .withFields({
+                C2F(mHdr10PlusInfoOutput, m.value).any(),
+            })
+            .withSetter(Hdr10PlusInfoOutputSetter)
+            .build());
+
+    addParameter(
+        DefineParam(mMaxSize, C2_PARAMKEY_MAX_PICTURE_SIZE)
+            .withDefault(new C2StreamMaxPictureSizeTuning::output(0u, 320, 240))
+            .withFields({
+                C2F(mSize, width).inRange(2, 2048, 2),
+                C2F(mSize, height).inRange(2, 2048, 2),
+            })
+            .withSetter(MaxPictureSizeSetter, mSize)
+            .build());
+
+    addParameter(DefineParam(mMaxInputSize, C2_PARAMKEY_INPUT_MAX_BUFFER_SIZE)
+                     .withDefault(new C2StreamMaxBufferSizeInfo::input(
+                         0u, 320 * 240 * 3 / 4))
+                     .withFields({
+                         C2F(mMaxInputSize, value).any(),
+                     })
+                     .calculatedAs(MaxInputSizeSetter, mMaxSize)
+                     .build());
+
+    C2ChromaOffsetStruct locations[1] = {C2ChromaOffsetStruct::ITU_YUV_420_0()};
+    std::shared_ptr<C2StreamColorInfo::output> defaultColorInfo =
+        C2StreamColorInfo::output::AllocShared(1u, 0u, 8u /* bitDepth */,
+                                               C2Color::YUV_420);
+    memcpy(defaultColorInfo->m.locations, locations, sizeof(locations));
+
+    defaultColorInfo = C2StreamColorInfo::output::AllocShared(
+        {C2ChromaOffsetStruct::ITU_YUV_420_0()}, 0u, 8u /* bitDepth */,
+        C2Color::YUV_420);
+    helper->addStructDescriptors<C2ChromaOffsetStruct>();
+
+    addParameter(DefineParam(mColorInfo, C2_PARAMKEY_CODED_COLOR_INFO)
+                     .withConstValue(defaultColorInfo)
+                     .build());
+
+    addParameter(
+        DefineParam(mDefaultColorAspects, C2_PARAMKEY_DEFAULT_COLOR_ASPECTS)
+            .withDefault(new C2StreamColorAspectsTuning::output(
+                0u, C2Color::RANGE_UNSPECIFIED, C2Color::PRIMARIES_UNSPECIFIED,
+                C2Color::TRANSFER_UNSPECIFIED, C2Color::MATRIX_UNSPECIFIED))
+            .withFields(
+                {C2F(mDefaultColorAspects, range)
+                     .inRange(C2Color::RANGE_UNSPECIFIED, C2Color::RANGE_OTHER),
+                 C2F(mDefaultColorAspects, primaries)
+                     .inRange(C2Color::PRIMARIES_UNSPECIFIED,
+                              C2Color::PRIMARIES_OTHER),
+                 C2F(mDefaultColorAspects, transfer)
+                     .inRange(C2Color::TRANSFER_UNSPECIFIED,
+                              C2Color::TRANSFER_OTHER),
+                 C2F(mDefaultColorAspects, matrix)
+                     .inRange(C2Color::MATRIX_UNSPECIFIED,
+                              C2Color::MATRIX_OTHER)})
+            .withSetter(DefaultColorAspectsSetter)
+            .build());
+
+    // TODO: support more formats?
+    addParameter(DefineParam(mPixelFormat, C2_PARAMKEY_PIXEL_FORMAT)
+                     .withConstValue(new C2StreamPixelFormatInfo::output(
+                         0u, HAL_PIXEL_FORMAT_YCBCR_420_888))
+                     .build());
+  }
+
+  static C2R SizeSetter(bool mayBlock,
+                        const C2P<C2StreamPictureSizeInfo::output> &oldMe,
+                        C2P<C2StreamPictureSizeInfo::output> &me) {
+    (void)mayBlock;
+    C2R res = C2R::Ok();
+    if (!me.F(me.v.width).supportsAtAll(me.v.width)) {
+      res = res.plus(C2SettingResultBuilder::BadValue(me.F(me.v.width)));
+      me.set().width = oldMe.v.width;
+    }
+    if (!me.F(me.v.height).supportsAtAll(me.v.height)) {
+      res = res.plus(C2SettingResultBuilder::BadValue(me.F(me.v.height)));
+      me.set().height = oldMe.v.height;
+    }
+    return res;
+  }
+
+  static C2R MaxPictureSizeSetter(
+      bool mayBlock, C2P<C2StreamMaxPictureSizeTuning::output> &me,
+      const C2P<C2StreamPictureSizeInfo::output> &size) {
+    (void)mayBlock;
+    // TODO: get max width/height from the size's field helpers vs.
+    // hardcoding
+    me.set().width = c2_min(c2_max(me.v.width, size.v.width), 4096u);
+    me.set().height = c2_min(c2_max(me.v.height, size.v.height), 4096u);
+    return C2R::Ok();
+  }
+
+  static C2R MaxInputSizeSetter(
+      bool mayBlock, C2P<C2StreamMaxBufferSizeInfo::input> &me,
+      const C2P<C2StreamMaxPictureSizeTuning::output> &maxSize) {
+    (void)mayBlock;
+    // assume compression ratio of 2
+    me.set().value =
+        (((maxSize.v.width + 63) / 64) * ((maxSize.v.height + 63) / 64) * 3072);
+    return C2R::Ok();
+  }
+
+  static C2R DefaultColorAspectsSetter(
+      bool mayBlock, C2P<C2StreamColorAspectsTuning::output> &me) {
+    (void)mayBlock;
+    if (me.v.range > C2Color::RANGE_OTHER) {
+      me.set().range = C2Color::RANGE_OTHER;
+    }
+    if (me.v.primaries > C2Color::PRIMARIES_OTHER) {
+      me.set().primaries = C2Color::PRIMARIES_OTHER;
+    }
+    if (me.v.transfer > C2Color::TRANSFER_OTHER) {
+      me.set().transfer = C2Color::TRANSFER_OTHER;
+    }
+    if (me.v.matrix > C2Color::MATRIX_OTHER) {
+      me.set().matrix = C2Color::MATRIX_OTHER;
+    }
+    return C2R::Ok();
+  }
+
+  static C2R ProfileLevelSetter(
+      bool mayBlock, C2P<C2StreamProfileLevelInfo::input> &me,
+      const C2P<C2StreamPictureSizeInfo::output> &size) {
+    (void)mayBlock;
+    (void)size;
+    (void)me;  // TODO: validate
+    return C2R::Ok();
+  }
+
+  std::shared_ptr<C2StreamColorAspectsTuning::output>
+  getDefaultColorAspects_l() {
+    return mDefaultColorAspects;
+  }
+
+  static C2R Hdr10PlusInfoInputSetter(bool mayBlock,
+                                      C2P<C2StreamHdr10PlusInfo::input> &me) {
+    (void)mayBlock;
+    (void)me;  // TODO: validate
+    return C2R::Ok();
+  }
+
+  static C2R Hdr10PlusInfoOutputSetter(bool mayBlock,
+                                       C2P<C2StreamHdr10PlusInfo::output> &me) {
+    (void)mayBlock;
+    (void)me;  // TODO: validate
+    return C2R::Ok();
+  }
+
+ private:
+  std::shared_ptr<C2StreamProfileLevelInfo::input> mProfileLevel;
+  std::shared_ptr<C2StreamPictureSizeInfo::output> mSize;
+  std::shared_ptr<C2StreamMaxPictureSizeTuning::output> mMaxSize;
+  std::shared_ptr<C2StreamMaxBufferSizeInfo::input> mMaxInputSize;
+  std::shared_ptr<C2StreamColorInfo::output> mColorInfo;
+  std::shared_ptr<C2StreamPixelFormatInfo::output> mPixelFormat;
+  std::shared_ptr<C2StreamColorAspectsTuning::output> mDefaultColorAspects;
+  std::shared_ptr<C2StreamHdr10PlusInfo::input> mHdr10PlusInfoInput;
+  std::shared_ptr<C2StreamHdr10PlusInfo::output> mHdr10PlusInfoOutput;
+};
+
+C2SoftGav1Dec::C2SoftGav1Dec(const char *name, c2_node_id_t id,
+                             const std::shared_ptr<IntfImpl> &intfImpl)
+    : SimpleC2Component(
+          std::make_shared<SimpleInterface<IntfImpl>>(name, id, intfImpl)),
+      mIntf(intfImpl) {}
+
+c2_status_t C2SoftGav1Dec::onInit() { return C2_OK; }
+c2_status_t C2SoftGav1Dec::onStop() { return C2_OK; }
+void C2SoftGav1Dec::onReset() {}
+void C2SoftGav1Dec::onRelease(){};
+c2_status_t C2SoftGav1Dec::onFlush_sm() { return C2_OK; }
+void C2SoftGav1Dec::process(const std::unique_ptr<C2Work> & /*work*/,
+                            const std::shared_ptr<C2BlockPool> & /*pool*/) {}
+c2_status_t C2SoftGav1Dec::drain(
+    uint32_t /*drainMode*/, const std::shared_ptr<C2BlockPool> & /*pool*/) {
+  return C2_OK;
+}
+
+class C2SoftGav1Factory : public C2ComponentFactory {
+ public:
+  C2SoftGav1Factory()
+      : mHelper(std::static_pointer_cast<C2ReflectorHelper>(
+            GetCodec2PlatformComponentStore()->getParamReflector())) {}
+
+  virtual c2_status_t createComponent(
+      c2_node_id_t id, std::shared_ptr<C2Component> *const component,
+      std::function<void(C2Component *)> deleter) override {
+    *component = std::shared_ptr<C2Component>(
+        new C2SoftGav1Dec(COMPONENT_NAME, id,
+                          std::make_shared<C2SoftGav1Dec::IntfImpl>(mHelper)),
+        deleter);
+    return C2_OK;
+  }
+
+  virtual c2_status_t createInterface(
+      c2_node_id_t id, std::shared_ptr<C2ComponentInterface> *const interface,
+      std::function<void(C2ComponentInterface *)> deleter) override {
+    *interface = std::shared_ptr<C2ComponentInterface>(
+        new SimpleInterface<C2SoftGav1Dec::IntfImpl>(
+            COMPONENT_NAME, id,
+            std::make_shared<C2SoftGav1Dec::IntfImpl>(mHelper)),
+        deleter);
+    return C2_OK;
+  }
+
+  virtual ~C2SoftGav1Factory() override = default;
+
+ private:
+  std::shared_ptr<C2ReflectorHelper> mHelper;
+};
+
+}  // namespace android
+
+extern "C" ::C2ComponentFactory *CreateCodec2Factory() {
+  ALOGV("in %s", __func__);
+  return new ::android::C2SoftGav1Factory();
+}
+
+extern "C" void DestroyCodec2Factory(::C2ComponentFactory *factory) {
+  ALOGV("in %s", __func__);
+  delete factory;
+}